Electric discharge machine

Description

FIG. 1 is a front elevational view of an electric discharge machine, showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a front, top and right side perspective view thereof;

FIG. 8 is a front, top and right side perspective view thereof, with the cover opened; and,

FIG. 9 is a a front, top and right side perspective view thereof, showing the state in use.

The broken lines shown in FIG. 10 are for illustrative purposes only and form no part of the claimed invention.

Referenced Cited
U.S. Patent Documents
D286407 October 28, 1986 Itoh et al.
D388103 December 23, 1997 Gotou et al.
5914054 June 22, 1999 Ito et al.
Other references
  • Catalogue of China National Machine Tool Corp., Published by Nov. 26, 1992. Catalogue ot Industrial Research Association issued by Apr. 1, 1994. Catalogue of Taiwan Technology Machinery & Hardware, Published by Nov. 26, 1992. Catalogue of Ookawa Publication Company issued by Jan. 1, 1993. Catalogue of Mitsubishi Denki Kabushiki Kaisha issued by Sep. 1992. Catalogue of Speed Fam Company, Published by Apr. 1993.
Patent History
Patent number: D427614
Type: Grant
Filed: Jun 10, 1999
Date of Patent: Jul 4, 2000
Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo)
Inventors: Takanori Miyake (Tokyo), Nobuyoshi Kato (Tokyo), Shiro Imai (Tokyo)
Primary Examiner: Antoine Duval Davis
Law Firm: Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
Application Number: 0/106,289
Classifications
Current U.S. Class: Cutting (6) (D15/127)
International Classification: 1509;